Finding the Fourth Proportional to 6,878,109.24, 9,491,036.04 and 3,977,060.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,878,109.24 : 9,491,036.04 = 3,977,060.76 : x
2. Step 2: Convert to fraction form
   6,878,109.24/9,491,036.04 = 3,977,060.76/x
3. Step 3: Cross multiply
   6,878,109.24x = 9,491,036.04 × 3,977,060.76
4. Step 4: Simplify right side
   6,878,109.24x = 37,746,427,006,429.78
5. Step 5: Solve for x
   x = 37,746,427,006,429.78/6,878,109.24
6. Step 6: Final answer
   x = 5,487,907.46